Other artists, such as the Jellydots, Johnny Bregar and Sam Hinton, also are producing music for kids that break the mold, whether it's with indie-rock riffs, full instrumentation, uncanny animal mimcry or a sample from a Bee Gees' song.

NPR: Children's Tunes Revive Spirit of Punk Rock

So why are animal rights protesters staging demonstrations outside its Little Rock, Ark. headquarters?

FORBES: Of Mice and Mischief

' Furry little dassie (rock hyrax) scurry along the forest floor - incongruously, the animal's closest relatives are elephants, though they look more like overgrown guinea pigs.

BBC: The perfect trip: South Africa

Not only are there strict rules against any harsh treatment of the animals, but also elephants may not play more than two 20-minute games a day and each animal is rewarded with sugar cane or rice balls full of molasses and rock salt after each match.

BBC: Polo-playing elephants in Nepal